Varying shaped block and rectangular tread alternate to provide low rolling resistance but excellent bite in grass, gravel and mudFeatures the all-weather type ZSG Cross Compound for superior grip in both wet and dry conditions, and CG Tread Pattern for a light riding feel and superior gripComplies with UCI (Union Cycliste Internationale) rulesStandard700x32622FoldBk/Blk75360120NoUPC/EAN/GTIN: 705160009671